Base | Representation |
---|---|
bin | 11000000101100… |
… | …01100011111111 |
3 | 112002012101211022 |
4 | 30002301203333 |
5 | 403211211022 |
6 | 32014414355 |
7 | 5002300250 |
oct | 1402614377 |
9 | 462171738 |
10 | 202053887 |
11 | a4066092 |
12 | 578013bb |
13 | 32b26119 |
14 | 1cb98b27 |
15 | 12b12c42 |
hex | c0b18ff |
202053887 has 4 divisors (see below), whose sum is σ = 230918736. Its totient is φ = 173189040.
The previous prime is 202053883. The next prime is 202053889. The reversal of 202053887 is 788350202.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 788350202 = 2 ⋅394175101.
It is a cyclic number.
It is not a de Polignac number, because 202053887 - 22 = 202053883 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202053881) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14432414 + ... + 14432427.
It is an arithmetic number, because the mean of its divisors is an integer number (57729684).
Almost surely, 2202053887 is an apocalyptic number.
202053887 is a deficient number, since it is larger than the sum of its proper divisors (28864849).
202053887 is an equidigital number, since it uses as much as digits as its factorization.
202053887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28864848.
The product of its (nonzero) digits is 26880, while the sum is 35.
The square root of 202053887 is about 14214.5660151832. The cubic root of 202053887 is about 586.7986011310.
The spelling of 202053887 in words is "two hundred two million, fifty-three thousand, eight hundred eighty-seven".
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